Question

question 8 of 10
what did nicolaus copernicus contribute to the scientific revolution?
a. he experimented with gases to study the properties of air.
b. he proposed a heliocentric system — that earth orbits the sun.
c. he came up with a scientific method of observing and experimenting.
d. he proposed the idea of gravity and used mathematical equations to explain orbits.

Explanation:

Nicolaus Copernicus proposed the heliocentric model, which stated that Earth and other planets orbit the sun, challenging the previously - held geocentric view.

Answer:

B. He proposed a heliocentric system — that Earth orbits the sun.